diff options
Diffstat (limited to 'graphics/scaler/intern.h')
| -rw-r--r-- | graphics/scaler/intern.h | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/graphics/scaler/intern.h b/graphics/scaler/intern.h index 7546d39021..aec3ad13b5 100644 --- a/graphics/scaler/intern.h +++ b/graphics/scaler/intern.h @@ -77,29 +77,6 @@ static inline uint32 interpolate32_1_1_1_1(uint32 p1, uint32 p2, uint32 p3, uint } /** - * Interpolate two 16 bit pixels with the weights specified in the template - * parameters. - * @note w1 and w2 must sum up to 2, 4, 8 or 16. - */ -template<int bitFormat, int w1, int w2> -static inline uint16 interpolate16_2(uint16 p1, uint16 p2) { - return ((((p1 & redblueMask) * w1 + (p2 & redblueMask) * w2) / (w1 + w2)) & redblueMask) | - ((((p1 & greenMask) * w1 + (p2 & greenMask) * w2) / (w1 + w2)) & greenMask); -} - -/** - * Interpolate three 16 bit pixels with the weights specified in the template - * parameters. - * @note w1, w2 and w3 must sum up to 2, 4, 8 or 16. - */ -template<int bitFormat, int w1, int w2, int w3> -static inline uint16 interpolate16_3(uint16 p1, uint16 p2, uint16 p3) { - return ((((p1 & redblueMask) * w1 + (p2 & redblueMask) * w2 + (p3 & redblueMask) * w3) / (w1 + w2 + w3)) & redblueMask) | - ((((p1 & greenMask) * w1 + (p2 & greenMask) * w2 + (p3 & greenMask) * w3) / (w1 + w2 + w3)) & greenMask); -} - - -/** * Interpolate two 16 bit pixels with weights 1 and 1, i.e., (p1+p2)/2. * See <http://www.slack.net/~ant/info/rgb_mixing.html> for details on how this works. */ |